.block1{
        width:1470px;
        height:50px;
        border:0px solid #000000;
        background:#ffc75f;
        color:#000000;
        vertical-align:middle;
        line-height:50px;
        text-indent: 1cm;
        font-weight:bolder;
        position: relative;
        top:-910px;
        }
.block2{
        width:1100px;
        height:160px;
        border:0px solid #000000;
        background:#ffffff;
        border-radius:10px;
        margin-left:320px;
        margin-top:-600px;
        position: relative;
        top:-265px;
        left:-150px;
        }
.block3{
        width:300px;
        height:600px;
        border:0px solid #000000;
        background:#ffffff;
        border-radius:10px;
        margin-left:170px;
        margin-top:-490px;
        position: relative;
        top:240px;
        }
.block4{
        width:780px;
        height:600px;
        border:0px solid #000000;
        background:#feed;
        font-family:微软雅黑;
        font-size:16px;
        border-radius:10px;
        opacity: 0.95;
        margin-left:490px;
        margin-top:-600px;
        position: relative;
        top:240px;
        }
